<template>
  <div class="p-2">
    <el-row :gutter="20">
      <!-- 流程分类树 -->
      <el-col :lg="4" :xs="24" style="">
        <el-card shadow="hover">
          <el-input placeholder="请输入流程分类名" v-model="categoryName" prefix-icon="Search" clearable />
          <el-tree class="mt-2" ref="categoryTreeRef" node-key="id" :data="categoryOptions"
            :props="{ label: 'categoryName', children: 'children' }" :expand-on-click-node="false"
            :filter-node-method="filterNode" highlight-current default-expand-all @node-click="handleNodeClick"></el-tree>
        </el-card>
      </el-col>
      <el-col :lg="20" :xs="24">
        <transition :enter-active-class="proxy?.animate.searchAnimate.enter"
          :leave-active-class="proxy?.animate.searchAnimate.leave">
          <div class="mb-[10px]" v-show="showSearch">
            <el-card shadow="hover">
              <el-form :model="queryParams" ref="queryFormRef" :inline="true" v-show="showSearch" label-width="120px">
                <el-form-item label="流程定义名称" prop="name">
                  <el-input v-model="queryParams.name" placeholder="请输入流程定义名称" clearable @keyup.enter="handleQuery" />
                </el-form-item>
                <el-form-item>
                  <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
                  <el-button icon="Refresh" @click="resetQuery">重置</el-button>
                </el-form-item>
              </el-form>
            </el-card>
          </div>
        </transition>
        <el-card shadow="hover">
          <template #header>
            <el-row :gutter="10" class="mb8">
              <right-toolbar v-model:showSearch="showSearch" @queryTable="handleQuery"></right-toolbar>
            </el-row>
          </template>

          <el-table v-loading="loading" :data="processInstanceList" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" align="center" />
            <el-table-column fixed align="center" type="index" label="序号" width="50"></el-table-column>
            <el-table-column fixed align="center" prop="id" label="id" v-if="false"></el-table-column>
            <el-table-column fixed align="center" prop="processDefinitionName" label="流程定义名称"></el-table-column>
            <el-table-column fixed align="center" prop="processDefinitionKey" label="流程定义KEY"></el-table-column>
            <el-table-column align="center" prop="processDefinitionVersion" label="版本号" width="90">
              <template #default="scope"> v{{ scope.row.processDefinitionVersion }}.0</template>
            </el-table-column>
            <el-table-column align="center" prop="isSuspended" label="状态" min-width="70" v-if="tab === 'running'">
              <template #default="scope">
                <el-tag type="success" v-if="!scope.row.isSuspended">激活</el-tag>
                <el-tag type="danger" v-else>挂起</el-tag>
              </template>
            </el-table-column>
            <el-table-column align="center" prop="businessStatusName" label="流程状态" min-width="70">
              <template #default="scope">
                <el-tag type="success">{{ scope.row.businessStatusName }}</el-tag>
              </template>
            </el-table-column>
            <el-table-column align="center" prop="startTime" label="启动时间" width="160"></el-table-column>
            <el-table-column align="center" v-if="tab === 'finish'" prop="endTime" label="结束时间"
              width="160"></el-table-column>
            <el-table-column label="操作" align="center" width="160" class-name="small-padding fixed-width">
              <template #default="scope">
                <el-row :gutter="10" class="mb8">
                  <el-col :span="1.5">
                    <el-button type="text" size="small" icon="Document"
                      @click="handleApprovalRecord(scope.row)">审批记录</el-button>
                  </el-col>
                  <el-col :span="1.5"
                    v-if="scope.row.businessStatus === 'draft' || scope.row.businessStatus === 'cancel' || scope.row.businessStatus === 'back'">
                    <el-button type="text" size="small" icon="Delete" @click="handleDelete(scope.row)">删除</el-button>
                  </el-col>
                  <el-col :span="1.5" v-if="scope.row.businessStatus === 'waiting'">
                    <el-button type="text" size="small" icon="Notification"
                      @click="handleCancelProcessApply(scope.row)">撤销</el-button>
                  </el-col>
                  <el-col :span="1.5"
                    v-if="scope.row.businessStatus === 'draft' || scope.row.businessStatus === 'cancel' || scope.row.businessStatus === 'back'">
                    <el-button type="text" size="small" icon="Edit"
                      @click="submitVerifyOpen(scope.row.taskVoList[0].id)">提交</el-button>
                  </el-col>
                </el-row>
              </template>
            </el-table-column>
          </el-table>
          <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum"
            v-model:limit="queryParams.pageSize" @pagination="getList" />
        </el-card>
      </el-col>
    </el-row>
    <!-- 审批记录 -->
    <approvalRecord ref="approvalRecordRef" />
    <!-- 提交组件 -->
    <submitVerify ref="submitVerifyRef" @submitCallback="getList" />
  </div>
</template>

<script lang="ts" setup>
import { getCurrentSubmitByPage, deleteRuntimeProcessAndHisInst, cancelProcessApply } from '@/api/workflow/processInstance';
import { ComponentInternalInstance } from 'vue';
import ApprovalRecord from '@/components/Process/approvalRecord.vue';
import SubmitVerify from '@/components/Process/submitVerify.vue';
import { listCategory } from '@/api/workflow/category';
import { ElTree } from 'element-plus';
import { CategoryVO } from '@/api/workflow/category/types';
//提交组件
const submitVerifyRef = ref<InstanceType<typeof SubmitVerify>>();
//审批记录组件
const approvalRecordRef = ref<InstanceType<typeof ApprovalRecord>>();
const { proxy } = getCurrentInstance() as ComponentInternalInstance;
const queryFormRef = ref(ElForm);

// 遮罩层
const loading = ref(true);
// 选中数组
const ids = ref<Array<any>>([]);
// 非单个禁用
const single = ref(true);
// 非多个禁用
const multiple = ref(true);
// 显示搜索条件
const showSearch = ref(true);
// 总条数
const total = ref(0);
// 模型定义表格数据
const processInstanceList = ref([]);

const categoryOptions = ref<CategoryOption[]>([]);
const categoryName = ref('');
const categoryTreeRef = ref(ElTree);

type CategoryOption = {
  categoryCode: string;
  categoryName: string;
  children?: CategoryOption[];
};

const tab = ref('running');
// 查询参数
const queryParams = ref<Record<string, any>>({
  pageNum: 1,
  pageSize: 10,
  name: undefined,
  categoryCode: undefined
});

onMounted(() => {
  getList();
  getTreeselect();
});

/** 节点单击事件 */
const handleNodeClick = (data: CategoryVO) => {
  queryParams.value.categoryCode = data.categoryCode;
  if (data.categoryCode === 'ALL') {
    queryParams.value.categoryCode = '';
  }
  handleQuery();
};
/** 通过条件过滤节点  */
const filterNode = (value: string, data: any) => {
  if (!value) return true;
  return data.categoryName.indexOf(value) !== -1;
};
/** 根据名称筛选部门树 */
watchEffect(
  () => {
    categoryTreeRef.value.filter(categoryName.value);
  },
  {
    flush: 'post' // watchEffect会在DOM挂载或者更新之前就会触发，此属性控制在DOM元素更新后运行
  }
);

/** 查询流程分类下拉树结构 */
const getTreeselect = async () => {
  const res = await listCategory();
  categoryOptions.value = [];
  const data: CategoryOption = { categoryCode: 'ALL', categoryName: '顶级节点', children: [] };
  data.children = proxy?.handleTree<CategoryOption>(res.data, 'id', 'parentId');
  categoryOptions.value.push(data);
};

//审批记录
const handleApprovalRecord = (row: any) => {
  if (approvalRecordRef.value) {
    approvalRecordRef.value.init(row.id);
  }
};
/** 搜索按钮操作 */
const handleQuery = () => {
  getList();
};
/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value.resetFields();
  queryParams.value.categoryCode = '';
  queryParams.value.pageNum = 1;
  queryParams.value.pageSize = 10;
  handleQuery();
};
// 多选框选中数据
const handleSelectionChange = (selection: any) => {
  ids.value = selection.map((item: any) => item.id);
  single.value = selection.length !== 1;
  multiple.value = !selection.length;
};
//分页
const getList = () => {
  loading.value = true;
  getCurrentSubmitByPage(queryParams.value).then((resp) => {
    processInstanceList.value = resp.rows;
    total.value = resp.total;
    loading.value = false;
  });
};

/** 删除按钮操作 */
const handleDelete = async (row: any) => {
  const id = row.id || ids.value;
  await proxy?.$modal.confirm('是否确认删除id为【' + id + '】的数据项？');
  loading.value = true;
  if ('running' === tab.value) {
    await deleteRuntimeProcessAndHisInst(id).finally(() => (loading.value = false));
    getList();
  }
  proxy?.$modal.msgSuccess('删除成功');
};

/** 撤销按钮操作 */
const handleCancelProcessApply = async (row: any) => {
  const id = row.id || ids.value;
  await proxy?.$modal.confirm('是否确认撤销当前单据？');
  loading.value = true;
  if ('running' === tab.value) {
    await cancelProcessApply(id).finally(() => (loading.value = false));
    getList();
  }
  proxy?.$modal.msgSuccess('撤销成功');
};
//提交
const submitVerifyOpen = async (id: string) => {
  if (submitVerifyRef.value) {
    submitVerifyRef.value.openDialog(true, id);
  }
};
</script>
